try fitting rlml to a jackdaw, for lulz and giggles.
(protip : you can. and it gets the bonus of reload)
edit : rapid light not heavy 
not even jocking
[Jackdaw, I haz midz]
Navy Micro Auxiliary Power Core
Navy Micro Auxiliary Power Core
Ballistic Control System II
5MN Digital Booster Microwarpdrive
Dread Guristas Rapid Light Missile Launcher
Dread Guristas Rapid Light Missile Launcher
Light Missile Launcher II
Light Missile Launcher II
Light Missile Launcher II
Small Ancillary Current Router II
Small Ancillary Current Router II
Small Ancillary Current Router I
Inferno Fury Light Missile x201